With the 100 pai 100 offer Zong customers will be able to receive a 100% free balance on every load of a 100+.

The balance will have an expiration date of three days i.e. the free balance can be used within three days.

The balance can be used to make on net and off net phone calls only with off net calls restricted to 20% of the total bonus balance

Extra incentive: customers that load a balance of more than a Rs1000 will receive a cash bonus of a Rs 100 which may be used for other services besides phone calls. This bonus is on top of the 1000 balance that the customer will receive.